Home / 833,042.67-1,249,305.40-300,494.40

Finding the Fourth Proportional to 833,042.67, 1,249,305.40 and 300,494.40

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Solution

The fourth proportional to 833,042.67, 1,249,305.40 and 300,494.40 is: 450,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,042.67 : 1,249,305.40 = 300,494.40 : x
  2. Step 2: Convert to fraction form
    833,042.67/1,249,305.40 = 300,494.40/x
  3. Step 3: Cross multiply
    833,042.67x = 1,249,305.40 × 300,494.40
  4. Step 4: Simplify right side
    833,042.67x = 375,409,276,589.76
  5. Step 5: Solve for x
    x = 375,409,276,589.76/833,042.67
  6. Step 6: Final answer
    x = 450,648.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.